On 3 Nov 2011, at 22:36, Patrick J. Collins wrote:
> So, I am writing tests for a presenter class that outputs html markup.
>
> I have a method that does something like this:
>
> def output
>
> things.map do |thing|
>
> content_tag :div, :id => thing[:id] do
> [content_tag :p, thing[:body_1],
> content_tag :p, thing[:body_2].join.html_safe
> end
>
> end.join.html_safe
>
> end
>
> ...
>
> Then my spec is something like this:
>
> it "returns markup" do
>
> @presenter.stubs(:things).returns({:id => "an_id", :body_1 => "hello",
> :body_2 => "goodbye"})
>
> @presenter.output.should == filter_for_html("
>
> <div id="an_id">
> <p>hello</p>
> <p>goodbye</p>
> </div>
> ")
> end
>
> and I made this filter_for_html helper method which allows me to not care
> about
> whitespace... So that just does:
>
> def filter_for_html(markup)
> markup.squeeze(" ").strip.gsub(/\n\s+/, "")
> end
>
> And this effctively strips out all the whitespace and gives me a string like:
> "<div id="an_id"><p>hello</p><p>goodbye</p></div>"
>
> ...
>
> -- END OF BACKGROUND EXPLANATION --
>
> Now for my question--- I have two problems and am not sure what the best to
> solve either one is:
>
> 1) The match fails because content_tag apparently inserts in a few \n's here
> and there.
>
> 2) My background explanation was actually quite simplified, and my presenter
> class is actually rendering some haml partials, and something like %ul.foo
> turns into <ul class='foo'> (note the SINGLE QUOTES).. So my test fails
> because my expectation code uses double classes
>
> 3) Some of the text generated via the partials is calling things like
> .humanize which capitalize text and I am not really concerned about those
> details in my test..........
>
>
> So the way I got my test passing is to do:
>
> @presenter.output.gsub("\n", "").gsub("'", "\"").downcase.should ==
> filter_for_html(' ... same content as before ... ')
>
> Which I don't know about you, but that makes me go "ewwwwwwwwww". And makes
> all the RSpec readibility go out the window. Is there something I should be
> doing with a custom matcher or something to test for case-indifferent text,
> ignore whitespace and \n, and be quote indifferent?
>
> Thanks.
>
> Patrick J. Collins
> http://collinatorstudios.com
I realise this isn't the answer you're looking for, but I'm curious: where did
you get the idea that a presenter should know anything about HTML?
cheers,
Matt
--
Freelance programmer & coach
Author, http://pragprog.com/book/hwcuc/the-cucumber-book (with Aslak Hellesøy)
Founder, http://relishapp.com
+44(0)7974430184 | http://twitter.com/mattwynne
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